79938800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{8689}}^1$

素因数の和:8730

約数の個数: 60

約数和(自身を含む): 200426160

約数和(自身を除く): 120487360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2300, 4600, 8689, 9200, 17378, 34756, 43445, 69512, 86890, 139024, 173780, 199847, 217225, 347560, 399694, 434450, 695120, 799388, 868900, 999235, 1598776, 1737800, 1998470, 3197552, 3475600, 3996940, 4996175, 7993880, 9992350, 15987760, 19984700, 39969400, 79938800]

約数ペア:

[(1, 79938800), (2, 39969400), (4, 19984700), (5, 15987760), (8, 9992350), (10, 7993880), (16, 4996175), (20, 3996940), (23, 3475600), (25, 3197552), (40, 1998470), (46, 1737800), (50, 1598776), (80, 999235), (92, 868900), (100, 799388), (115, 695120), (184, 434450), (200, 399694), (230, 347560), (368, 217225), (400, 199847), (460, 173780), (575, 139024), (920, 86890), (1150, 69512), (1840, 43445), (2300, 34756), (4600, 17378), (8689, 9200)]